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IsoFree®

This FAQ is about our professional line of water repellents found on RainguardPro.com. Please see the article "Premium Project Sealers" for more information about our homeowner line of water repellents.

Q: Does Polyurethane HD offer UV protection?

A: Yes, Polyurethane HD will protect the surface from UV damage and fading.

Q: Can I use Polyurethane HD or VandlGuard IsoFree on fiberglass?

A: Yes!

Q: Can I use Polyurethane HD over an existing epoxy?

A: Yes, if you are looking for UV protection to help slow down the yellowing of epoxy over time, Polyurethane HD can be applied on top.

Q: How long after pouring concrete do I need to wait until I can apply Polyurethane HD?

A: You will need to wait at least 10 days after pouring new concrete before applying Polyurethane HD.

Q: What can I use to remove graffiti from VandlGuard IsoFree?

A: While we suggest using VandlClean Super as an effective eco-friendly graffiti cleaner, graffiti can also be removed using acetone or lacquer thinner on surfaces treated with VandlGuard IsoFree.

Still have questions? Please feel free to LiveChat with us below, reach out to us here, or give us a call at (888) 765-7070 Monday - Friday, 8 AM - 4:30 PM MT